Answer:
シ+ハ+己 Katakana "Shi" or The "Sanzui" radical - water / Katakana "Ha" or HACHI, ya(ttsu), ya(tsu), ya, yo - eight / KO, KI, onore - self
L+｜+辰 Alphabet "L" / The "Tatebou" radical - vertical stroke / SHIN, tatsu - zodiac sign
火+日+水 KA, hi - fire / NICHI, JITSU, hi, ka - sun, day / SUI, mizu - water
木+一+L+｜+日 MOKU, BOKU, ki - tree / ICHI, ITSU, hito(tsu) - one / Alphabet "L" / The "Tatebou" radical - vertical stroke / NICHI, JITSU, hi, ka - sun, day
貝+再 KAI - shellfish / SAI, SA, futata(bi) - once more, again, twice
Add 井 (SEI, SHOU, i - well) and they will all do well!
港 KOU, minato - harbour, port
農 NOU - agriculture
爆 BAKU - explode
槽 SOU - tub, tank, vat
購 KOU - buy, purchase